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Top 23 Email Open-Source Projects
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Appwrite
Appwrite - The Open Source Firebase alternative introduces iOS support . Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!
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There is work ongoing for Email Webhook Provider. You can follow the commits here
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I found I have good experiences with a real email address provided by my domain/web host, and then I use the PHPMailer Class to send the message with the appropriate headers and what not.
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For email, we’re going to use the very popular nodemailer package. Throw an npm install nodemailer and import it at the top of our function, and we’ll create our transporter instance:
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Be careful when using CSS, some properties like flex ⚠️ are not supported by all email clients. You can check this website to see which properties are supported by which email clients. Another solution is to use a CSS framework that will do the hard compatibility work for you. I use MJML, in my in-depth article about SES, I explain how to use it to create responsive emails.
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Mailspring
:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
Mailspring
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ONLYOFFICE
ONLYOFFICE Docs — document collaboration in your environment. Powerful document editing and collaboration in your app or environment. Ultimate security, API and 30+ ready connectors, SaaS or on-premises
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Project mention: Breaking Free: How I Self-Hosted My SMTP Server with Haraka. Send thousands of emails per second at the cost of pennies. | reddit.com/r/mailserver | 2023-05-22
Previously I’ve used Postal, which is not simple but okay. Can I do better? Isn’t why I’m writing this?!
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Ended up using this: https://github.com/leemunroe/responsive-html-email-template. It seems to do that job.
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Mail-in-a-Box
Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.
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Does it say it's being send on localhost or on production? How is it "saying" it's being sent. We just setup mailhog to test emails for local development.
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Listmonk
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
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Project mention: [Self Hosted] Selbst gehostete Mailserver: mailcow, mailinabox, mailU... hast du sie (eingehend) getestet? Ihre Meinung und Ratschläge hier, danke! | reddit.com/r/aufdeutsch | 2023-04-27
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Project mention: Thunderbird published its 2022 Financial Report, 6M$ in donations | reddit.com/r/linux | 2023-05-11
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Have a look at mailcow. Been running it in a VPS for several years now and it's very reliable.
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I just upgraded to Alpine Linux 3.16.1 This is an important upgrade as it fixes 2 major issues: - busybox CVE-2022-30065 - openssl CVE-2022-2097 Related information: Mailcatcher as a docker image using Alpine Linux 3.16.1: https://hub.docker.com/r/stpaquet/alpinemailcatcher Github repo: https://github.com/spaquet/docker-alpine-mailcatcher Mailcatcher: https://mailcatcher.me
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Project mention: Launch HN: Dittofeed (YC S22) – open-source customer engagement platform | news.ycombinator.com | 2023-05-24
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CssToInlineStyles
CssToInlineStyles is a class that enables you to convert HTML-pages/files into HTML-pages/files with inline styles. This is very usefull when you're sending emails.
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- Alert Manager
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Project mention: System.Net.Mail.SmtpClient is not recommended anymore; what is the alternative? | reddit.com/r/dotnetcore | 2023-04-25
Looks like Mailkit is the way to go for open source solutions.
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Tutanota makes encryption easy
Tutanota is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.
Project mention: ⟳ 3 apps added, 54 updated at f-droid.org | reddit.com/r/FDroidUpdates | 2023-05-28Tutanota (version 3.112.15): Encrypted email & calendar service - easy to use, secure by design.
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ERPNext and Frappe Framework.
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CodiumAI
TestGPT | Generating meaningful tests for busy devs. Get non-trivial tests (and trivial, too!) suggested right inside your IDE, so you can code smart, create more value, and stay confident when you push.
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
The latest post mention was on 2023-05-28.
Email related posts
- Why PayPal doesn't support email address from Tutanota
- App issues
- I keep receiving lots these scamming emails, what should I do to stop them?
- New design UI, can't really say I like it.
- Learn serverless on AWS step-by-step - Emails
- Should I use Google logins for social media/online platforms? Any help would be greatly appreciated!
- GUI frontend for notmuch that isn't vim/emacs oriented? Or other maildir + gmail solutions?
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A note from our sponsor - Sonar
www.sonarsource.com | 30 May 2023
Index
What are some of the best open-source Email projects? This list will help you:
| Project | Stars | |
|---|---|---|
| 1 | N1 | 24,738 |
| 2 | awesome-falsehood | 20,732 |
| 3 | novu | 20,691 |
| 4 | PHPMailer | 19,554 |
| 5 | Nodemailer | 15,626 |
| 6 | MJML | 15,283 |
| 7 | Mailspring | 14,134 |
| 8 | Postal | 12,709 |
| 9 | responsive-html-email-template | 12,200 |
| 10 | Mail-in-a-Box | 12,088 |
| 11 | MailHog | 12,025 |
| 12 | Listmonk | 10,055 |
| 13 | Mailpile | 8,738 |
| 14 | k-9 | 7,956 |
| 15 | Mailcow | 6,496 |
| 16 | MailCatcher | 5,949 |
| 17 | Mautic | 5,842 |
| 18 | CssToInlineStyles | 5,701 |
| 19 | alertmanager | 5,700 |
| 20 | MailKit | 5,372 |
| 21 | Tutanota makes encryption easy | 5,318 |
| 22 | Mailtrain | 5,253 |
| 23 | frappe | 5,154 |
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